NCS720S is a non-metallic collector chain. The injection molding process is very reliable, leaving no pockets of air, yielding a uniform and strong link every time. Its durable link material and unique pin design make it ideal for the harsh conditions presented by sewage treatment plants.

NH78 is ideal for rectangular clarifier power transmission needs. Its construction offers superior corrosion resistance and strengh. It is perfect for areas where design clearances are tight, and it can also be used as a collector chain.

Dimensions are given in inches.
Unit of Measure



N/A NH78 Drawing


N/A 2.609

Pin Diameter (D)

N/A 0.38

Height of Sidebar (H)

N/A 1.12

Diameter of Barrel (H)

N/A 0.88

Max. Allowable Sprocket Face (A)

N/A 0.94

Bearing Length (X)

N/A 1.62

Overall Width (E)

N/A 3.19

Head of Pin to Center Line (J)

N/A 1.59

Max. Recommended Working Load

N/A 1,750 lb

Avg. Ultimate Strength

N/A 3,650 lb

Links per 10'

N/A 46


N/A 1.5 lb/ft

Link Material

N/A Nylon-6

Pin Material

N/A Stainless Steel


  • As a drive chain, the recommended direction of travel is barrel end forward.
  • As a conveyor chain, the recommended direction of travel is open end forward.

Applications Served

N/A rectangular clarifier water treatment